Home / 51,054.80-70,445.25-29,829.96

Finding the Fourth Proportional to 51,054.80, 70,445.25 and 29,829.96

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Solution

The fourth proportional to 51,054.80, 70,445.25 and 29,829.96 is: 41,159.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,054.80 : 70,445.25 = 29,829.96 : x
  2. Step 2: Convert to fraction form
    51,054.80/70,445.25 = 29,829.96/x
  3. Step 3: Cross multiply
    51,054.80x = 70,445.25 × 29,829.96
  4. Step 4: Simplify right side
    51,054.80x = 2,101,378,989.69
  5. Step 5: Solve for x
    x = 2,101,378,989.69/51,054.80
  6. Step 6: Final answer
    x = 41,159.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.